The Granite Gear Virga3 55 is the unisex counterpart to the women's-specific version, offering the same 55-litre capacity at a nearly identical 770 g (Regular size) — about 14 g per litre. It shares the frameless build, removable padded hip belt (66-107 cm) and chest strap, and carries the same 11 kg rated maximum.
As with any frameless pack this size, comfort at higher loads depends on careful packing rather than a stiff internal frame — a soft item against the back panel keeps the shape from collapsing, and weight distribution matters more than on a stayed pack. The hip belt's wider range (66-107 cm) versus the women's version (61-102 cm) reflects the unisex harness geometry rather than a functional upgrade.
It is intended for multi-day trekking and thru-hiking/ultralight use, meaning it suits hikers already running a light base weight near or under 11 kg; loading it up with a heavier multi-day food and gear supply pushes past what a frameless pack this light is designed to carry comfortably.